/* ============================================================
   OBG ENTROPIA VAULT — shared styles
   Design tokens extracted from the live site bundle.
   Edit colors/fonts here once; every page updates.
   ============================================================ */
:root{
  --bg:#000; --bg2:#080c14;
  --blue:#38bdf8; --blue2:#7dd3fc;
  --border:#1a2a3a; --border2:#1e3a5a;
  --muted:#4a7090; --muted2:#2a4560;
  --text:#e2f0ff;
  --good:#4ade80; --warn:#fbbf24; --bad:#f87171;
  --accent:#38bdf8;              /* per-page: overridden to the planet color */
  --maxw:1100px;
  --mono:"Share Tech Mono",ui-monospace,monospace;
  --display:"Exo 2",system-ui,sans-serif;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--text);font-family:var(--display);font-weight:400;line-height:1.6;-webkit-font-smoothing:antialiased}
a{color:var(--blue);text-decoration:none}
a:hover{color:var(--blue2)}
.wrap{max-width:var(--maxw);margin:0 auto;padding:0 22px}

/* sci-fi grid + glow backdrop */
body::before{content:"";position:fixed;inset:0;z-index:0;pointer-events:none;opacity:.5;
  background-image:linear-gradient(var(--border) 1px,transparent 1px),linear-gradient(90deg,var(--border) 1px,transparent 1px);
  background-size:54px 54px;
  -webkit-mask-image:radial-gradient(circle at 50% 0%, #000 0%, transparent 75%);mask-image:radial-gradient(circle at 50% 0%, #000 0%, transparent 75%)}
body::after{content:"";position:fixed;inset:0;z-index:0;pointer-events:none;
  background:radial-gradient(700px 420px at 50% -12%, color-mix(in srgb, var(--accent) 16%, transparent), transparent 70%)}
.topbar,header,main,footer{position:relative;z-index:1}

/* top bar */
.topbar{border-bottom:1px solid var(--border);background:rgba(0,0,0,.72);backdrop-filter:blur(9px);position:sticky;top:0;z-index:20}
.topbar .wrap{display:flex;align-items:center;gap:14px;height:58px}
.brand{display:flex;align-items:center;gap:11px;font-weight:700;color:var(--text)}
.brand .logo{width:25px;height:25px}
.brand small{display:block;font-family:var(--mono);font-weight:400;font-size:.66rem;color:var(--muted);letter-spacing:.2em;text-transform:uppercase}
.nav{margin-left:auto;display:flex;gap:18px;font-family:var(--mono);font-size:.78rem;letter-spacing:.04em}
.nav a{color:var(--muted)}.nav a:hover,.nav a.on{color:var(--blue)}
.back{margin-left:auto;font-family:var(--mono);font-size:.78rem;color:var(--muted);letter-spacing:.04em}
.back:hover{color:var(--blue)}

/* hero */
.hero{padding:54px 0 22px}
.eyebrow{display:inline-flex;align-items:center;gap:10px;font-family:var(--mono);font-size:.74rem;letter-spacing:.2em;text-transform:uppercase;color:var(--accent);margin-bottom:18px}
.eyebrow::after{content:"";width:30px;height:1px;background:linear-gradient(90deg,var(--accent),transparent)}
h1{font-family:var(--display);font-weight:900;font-size:clamp(2.2rem,5.4vw,3.5rem);line-height:1.02;margin:0 0 16px;letter-spacing:-.01em;text-transform:uppercase}
h1 .accent{color:var(--accent)}
.lede{font-size:1.06rem;color:var(--muted);max-width:64ch;margin:0}
.lede b{color:var(--blue2);font-weight:600}
.meta-row{display:flex;flex-wrap:wrap;gap:9px;margin-top:26px}
.chip{display:inline-flex;align-items:center;gap:8px;font-family:var(--mono);font-size:.76rem;padding:7px 13px;border:1px solid var(--border);border-radius:6px;background:var(--bg2);color:var(--muted);letter-spacing:.03em}
.chip b{color:var(--text);font-weight:400}
.chip .dot{width:6px;height:6px;border-radius:50%;background:var(--accent);box-shadow:0 0 8px var(--accent)}

/* sections */
main{padding:28px 0 10px}
section{margin:48px 0}
.sec-head{display:flex;align-items:baseline;gap:14px;margin-bottom:18px;padding-bottom:12px;border-bottom:1px solid var(--border)}
.sec-head .num{font-family:var(--mono);font-size:.8rem;color:var(--accent);letter-spacing:.05em}
.sec-head h2{font-family:var(--display);font-weight:700;font-size:1.45rem;margin:0;text-transform:uppercase;letter-spacing:.01em}
.sec-head .note{margin-left:auto;font-family:var(--mono);font-size:.74rem;color:var(--muted2)}

/* card grid (index pages) */
.cards{display:grid;grid-template-columns:repeat(auto-fill,minmax(250px,1fr));gap:16px}
.card{display:block;border:1px solid var(--border);border-radius:11px;background:var(--bg2);padding:20px;transition:transform .16s,border-color .16s,box-shadow .16s}
.card:hover{transform:translateY(-3px);border-color:var(--accent);box-shadow:0 14px 34px -16px color-mix(in srgb,var(--accent) 70%,transparent);text-decoration:none}
.card .ic{font-size:1.5rem;line-height:1}
.card h3{font-family:var(--display);font-weight:700;font-size:1.12rem;margin:12px 0 6px;text-transform:uppercase;color:var(--text)}
.card p{margin:0;color:var(--muted);font-size:.9rem}
.card .tag{display:inline-block;margin-top:14px;font-family:var(--mono);font-size:.68rem;letter-spacing:.1em;text-transform:uppercase;color:var(--accent);border:1px solid var(--border2);border-radius:5px;padding:4px 9px}
.card.soon{opacity:.62}
.card.soon .tag{color:var(--muted);border-color:var(--border)}

/* info cards */
.grid2{display:grid;grid-template-columns:1fr 1fr;gap:15px}
.info{border:1px solid var(--border);border-radius:10px;background:var(--bg2);padding:18px}
.info h3{margin:0 0 10px;font-family:var(--mono);font-size:.74rem;letter-spacing:.12em;text-transform:uppercase;color:var(--accent)}
.info p{margin:0;color:var(--muted);font-size:.93rem}.info p + p{margin-top:9px}
.info b{color:var(--text);font-weight:600}

/* footer */
footer{border-top:1px solid var(--border);margin-top:54px;padding:24px 0 44px;color:var(--muted2);font-family:var(--mono);font-size:.76rem}
footer .wrap{display:flex;flex-wrap:wrap;gap:12px;align-items:center}
footer .src{margin-left:auto;letter-spacing:.03em}

/* coming-soon block */
.soon-wrap{text-align:center;padding:70px 0}
.soon-wrap .big{font-size:3rem;margin-bottom:10px}
.soon-wrap h1{font-size:clamp(1.8rem,4vw,2.6rem)}
.soon-wrap p{color:var(--muted);max-width:48ch;margin:0 auto}

@media(max-width:720px){
  .grid2{grid-template-columns:1fr}
  .sec-head{flex-wrap:wrap}.sec-head .note{margin-left:0;width:100%}
  .nav{display:none}
}
@media(prefers-reduced-motion:reduce){*{transition:none!important}}